How to calculate the interest if the credit card limit is 1 thousand, the debt is 12 thousand and the excess is 2
1. firstly, the overdue interest of credit card = credit card consumption amount * overdue days of credit card *.5%, and the overdue days are counted from the consumption date.
2. Secondly, the interest of 2 which exceeds the credit card limit of 1, and 12, is brought into the formula for calculation.
3. Finally, it is concluded that the interest on the 1,-yuan debt exceeding 12, yuan is one day in 5 yuan.